Explosion-proof 0.4KV to 11KV Dry Type 315KVA Distribution Transformer for Renewable Grid Connection Projects indoor Manufacturer
315KVA explosion-proof dry transformer for 0.4-11KV renewable grid projects. Features CE/IEC60076 certification, -40℃ to +55℃ operation, ≤55dB noise, and customizable voltage/capacity. Ideal for extreme climate industrial applications.

The 315KVA dry type distribution transformer features advanced explosion-proof design, suitable for 0.4KV to 11KV distribution networks. Specially designed for indoor renewable energy grid connection projects, it offers high efficiency, reliability, low noise, and eco-friendliness. Ideal for industrial, commercial, and renewable energy applications.
- Explosion-proof Safety Design: Complies with international explosion-proof standards.
- High Efficiency: Premium silicon steel and low-loss winding design improve energy efficiency.
- Wide Temperature Range: High and low-temperature resistance suitable for extreme climates worldwide.
- Eco-friendly Materials: Compliant with RoHS and environmental standards.
- Low Noise Operation: Optimized airflow and cooling design significantly reduce noise.
- Customizable Solutions: Voltage, current, wiring, and enclosure customization available.
| Specification | Details |
|---|---|
| Model | 315KVA Dry Type Distribution Transformer |
| Voltage Rating | 0.4KV/11KV (Customizable) |
| Capacity | 315KVA |
| Phase | Three-phase |
| Insulation Class | F or H (high temperature resistant) |
| Cooling Method | Natural air (AN) or Forced air (AF) |
| Protection Class | IP20/IP23 (Indoor) |
| Noise Level | ≤55dB |
| Cooling Medium | Dry insulation (epoxy resin cast) |
| Operating Temperature | -40℃ to +55℃ |
| Altitude | ≤1000m (high altitude optional) |
| Short-circuit Withstand | 3–5 times rated short-circuit |
| Installation | Indoor floor or wall-mounted |
| Certification | IEC60076 |







Market Challenge: In extremely hot or cold regions, ordinary dry transformers suffer insulation aging, overheating, or freezing, leading to downtime and high maintenance costs.
Hentg Power Solutions:
- High-Insulation Materials: F or H class insulation resists thermal aging.
- Temperature Protection: Built-in sensors monitor and alert operating temperature.
- Extreme Cold Design: Low-temperature resistant resin casting prevents cracking.
- Optimized Cooling: Special airflow and cooling solutions ensure stable operation.
- Custom Solutions: Insulation and protection tailored to local climate.
- Q: Can this transformer operate reliably in desert high-temperature areas?
A: Yes, with high-insulation materials and optimized cooling, it operates safely up to +55℃. - Q: Is it suitable for extremely cold regions like Northern Europe or Siberia?
A: Yes, low-temperature resin and frost-resistant design ensure operation at -40℃. - Q: Can it be used for solar or wind grid connection projects?
A: Yes, specially designed for renewable energy grid projects. - Q: Can we customize capacity and voltage rating?
A: Yes, 315KVA and 0.4/11KV are standard, but customization is available. - Q: Is it noisy during operation?
A: Noise optimized to ≤55dB, suitable for indoor industrial/commercial use. - Q: Does it meet international certification standards?
A: Yes, IEC60076, IEEE, and RoHS certified for global compliance.
Hentg Power is a leading transformer manufacturer providing reliable, high-efficiency transformer products and customized solutions for industrial, commercial, and renewable energy applications. With advanced production equipment and strict quality control, we offer dry type, oil-immersed, and special application transformers. Our products prioritize safety, energy efficiency, and environmental compliance, tailored for extreme climate and specialized applications. Hentg Power is trusted worldwide for innovative design and customization capability.
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